×

Marble
Marble

Prasiolite
Prasiolite



ADD
Compare
X
Marble
X
Prasiolite

Marble and Prasiolite Optical Properties

Add ⊕

Optical Properties

Luster

-
Vitreous

Pleochroism

-
Very weak: light green pale greenWalter Schumann

Dispersion

-0.01
0.005 1
👆🏻

Transparency

-
Transparent, Translucent

Refractive Index

-99991.544-1.553
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

-99990.009
0 0.296
👆🏻

Clarity

-
Transparent

Marble and Prasiolite Optic Character

Marble and Prasiolite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Marble and Prasiolite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Marble and Prasiolite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Marble and Prasiolite Transparency

Similar to their colors, Marble and Prasiolite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Marble is while Marble is in appearance.